<table>
  <tr>
    <td colspan="2">
      <h3 style="margin: 5px 0;">Options</h3>
    </td>
  </tr>
  <tr>
    <td class="label">Layers: </td>
    <td>
      <input type="range" class="layers" id="layers" min="0" max="0" value="0" step="1" style="width: 100%;" />
    </td>
  </tr>
</table>
